Versatile connectivity and easy managementSupporting both Wi-Fi (802.11 b/g/n) and Bluetooth 4.2, it easily connects to your home network. With the dedicated nmcontroller device manager, you can check your heart rate and device status anytime on your phone or computer, keeping everything under control.Durable and always ready to useDespite its compact size of only 45 x 35 x 40 mm, its industrial-grade design ensures stable operation over a wide temperature range of -20 °C to 70 °C. Whether used as a desktop display or a technology demonstration, it's a really cool piece of technology.